package Project;

public class Jv_3_1 {
	public static void main(String[] args) {
		   int ken=10, yoo=-20, boo;
		   boo=-yoo;
		   System.out.println("***** result *****");
		   System.out.println("ken=" + ken + "," + 
		                      "yoo=" + yoo + "," +
		                      "boo=" + boo);
		   System.out.println("++ken=" + (++ken) + ", ken=" + ken);
		   System.out.println("ken++=" + (ken++) + ", ken=" + ken);
		   System.out.println("--boo=" + (--boo) + ", boo=" + boo);
		   System.out.println("boo--=" + (boo--) + ", boo=" + boo);
		 }

}
